Measures dissolved oxygen to determine water quality in environmental testing, labs, industrial and municipal waste water, aquariums and fish hatcheries Automatic temperature compensation as well as compensation for salinity and altitude (all factors directly effecting DO readings) …

Sper Scientific’s LED Light Meter compensates for the wide variety of color temperatures available in modern LED lighting. Unlike standard LED Light meters which are calibrated only to a particular color temperature bulb, Sper Scientific’s LED Light Meter compensates for the wide variety of color…

Large 3 3/16” x 2 1/2” dual display Recall min/max temperature and humidity readings Stand or wall mount Monitor can be used in labs, chemical storage areas, clean rooms, stock rooms, factories or outdoors. Unit can be used to monitor desiccators, incubators, refrigerators…

Compact and portable; can be used to monitor light levels anywhere or to check lux level of a specific light source Range: 0.1 to 400,000 lux, 40,000 fc Extra large LCD (1 1/2” high) with bar graph Quick, accurate responses Selenium cell photosensor is hermetically sealed…

Measures dissolved oxygen to determine water quality in environmental testing, labs, industrial and municipal waste water, aquariums and fish hatcheries. Designed for simple one-hand operation with automatic temperature compensation and calibration to air. The polarographic probe has a built in…

Sper Scientific offers a wide selection of pH calibration and buffer solutions. Always choose a pH 7 buffer plus at least one other pH value close to your expected measurement range. Using solutions of known pH value allow you to adjust the system to read accurate measurements. Calibration should…

1 year warranty CE Mark Highly stable and accurate readings with large LCD display. Designed for simple one-hand operation. Simultaneously displays the parameter being measured and temperature in ºC or ºF. Features automatic temperature compensation, 2 pt. calibration, auto power off, hold…

Takes the guesswork out of heat stress calculations. This unique heat stress meter features bright multi-color LCD backlights corresponding to OSHA’s heat stress alert levels. This visual alert system can be seen at a distance allowing management and workers to be instantly aware when…

The remote ambient temperature / relative humidity sensor is mounted on a cord over 7’ long. Place the highly accurate sensor inside a desiccator, refrigerator, drying or other environmental chamber and view simultaneous displays of temperature and RH outside on the large LCD. Recalls min/max…

Ideal for monitoring temperature in food processing, boilers and grain. Comes with a clamp for suspending the extra-long 19" (0.5M) probe in vats, tanks, and other large containers. 1-& 12;" high digits can clearly be seen from a distance. Degrees C & F switchable display and fully waterproof…

For ORP (Oxygen Reduction Potential) measurement in water treatment, disinfection and labs. Highly stable and accurate readings with a large LCD display. Designed for simple one-hand operation. Features auto power off, hold function, and a low battery indicator. The case is IP65 waterproof, and…

Non-Invasive Accurately reads elevated moisture content using cutting-edge electromagnetic wave technology that penetrates 1/4" through most materials. Non-destructive leaving no marks and automatically calibrates to dry air. The probe can be held at any angle and reads 0 to 100%…

Covers a wide pressure range, 0 ~ 725 PSI, not usually found in a single meter. Compatible with both liquids and gases. Useful in measuring pneumatic pressure, automobile engine vacuum pressure, super heat measurements, hydraulic servo controls, refrigeration, air conditioning, and food processing.…

Mercury Free Analog + Digital Min/Max Thermometer is a versatile device designed to measure and record indoor and outdoor temperature fluctuations. Digital thermometer with Min/Max feature allows you to display and record the minimum and maximum temperature values, allowing you to track…

Records data onto removable SD Cards ROHS Compliant CE Mark 1-year warranty Reads relative humidity (RH) and ambient temperature dew point and wet bulb, and functions as a type K or J thermometer. Records data onto standard SD memory cards (like a digital camera). When full, simply exchange…

All Sper Scientific immersion thermometers are made with safe red liquid to SAMA specifications for ranges and accuracy. Length 76 mm. • Red Liquid Expansion Chambers • Reinforced Bulbs to prevent breakage • Horizontally Printed Scales are easier to read in use • Ring Tops for submersion • Non…

Large display Hold function Air current accuracy: ±3% Air current range: 0.4 to 30 meters/second; 80 to 5900 feet/minute; 1.4 to 108 km/hour; 0.8 to 58 knots, 0.9 to 68 miles/hours Temperature range: 10 to 50°C/14 to 122°F RS232 out Unit is ideal…

The Sper 850048 Combination Water Meter can Measure Dissolved Oxygen, pH, Conductivity, TDS, Salinity or Temperature Using Different Probes. This kit includes includes one conductivity/salinity probe. Additional probes (optional) also allow it to operate as a highly accurate pH meter, conductivity…

Measures dissolved oxygen to determine water quality in environmental testing, labs, industrial and municipal waste water, aquariums and fish hatcheries. Automatic temperature compensation as well as manual compensation for salinity and altitude (all factors directly effecting DO readings).…

Highly stable and accurate readings with large LCD display Designed for simple one-hand operation Automatically calibrates to pH 4, 7, 10 buffers and can be adjusted to recognize non-standard buffers as well Features hold function and auto power  

Enables precise measurement of white and color LED illuminance, color temperature, correlated color temperature or color difference simultaneously shown on a backlit display. Excellent for art galleries and museums, film and TV studios, lighting manufacturers, stores and designers.  Meets…

A and C decibel frequency scales Fast or slow response Calibration Certification available Easy calibration using internal oscillation system AC or DC output and peak function Display has a resolution of 0.1 dB and indicates low battery and over/under load. Has a foldout tripod stand and…

This handheld device reads air velocity and temperature, and also functions as a type K or J thermometer that records data onto removable SD Cards. Records data to standard SD memory cards (like a digital camera). When full, simply exchange SD cards for unlimited data storage. The removable SD card…

¾ inch high digits Easily portable Warning alarms sound at 3 and 5 minutes prior Records elapsed time following the alarm N.I.S.T. traceable certificate of compliance available: 1225A46

Measure damaging UV (ultraviolet) light in the environment and museums UV degradation studies in the pharmaceutical, cosmetic, semiconductor, printing, window tinting, and other industries Laboratory chromatography, electrophoresis and forensics Test UV sterilization and dermatology lamps…

Used in motion studies in classrooms, physics and Q.C. labs. Convenient for non-contact measurement of running machinery in factories and elsewhere since, unlike tachometers, stroboscopes require no special reflective tapes. Powerful xenon lamp. The ½” high 4 digit LED is easy to read in both light…

Thomas No. 1229Q52:  ATC Temperature Probe Replacement For use with the following: pH SD Card Logger Thomas No. 1229Q61:  Conductivity Probe For use with the following meters: Pure Water Meter Benchtop Conductivity/TDS/Salinity Meter Benchtop Water Quality Meter

Sper Scientific IR thermometer can quickly and accurately determine the (surface) temperature of the target by measuring the infrared energy radiated by the surface. This 12:1 D/S ratio unit is suitable for non-contact temperature measurement and has a range of -58°F ~ +932°F. Simply hold…

ROHS Compliant CE Mark 1-year warranty Everything necessary for immediate field use: pH SD Card logger 850060, sealed epoxy body reference combination electrode with a BNC connector and a 2½' cable, ATC temperature probe, pH buffers 4, 7, 10 and deionized water, batteries and instructions. All…

Combines an anemometer, hygrometer, thermometer, sound and light meter into a single hand-held unit. Also reads any type-K thermocouple probe. Results are displayed on a large dual LCD with low battery and out of range indications. Features touch-tone buttons, min/max, auto power off and hold…